4-Amino-2-(difluoromethyl)-5-methoxy-3-methylpyridine
Ethyl 3-amino-5-cyano-2-(difluoromethyl)pyridine-6-carboxylate
Ethyl 3-amino-4-cyano-6-(difluoromethyl)pyridine-2-carboxylate
4-Amino-3-(difluoromethyl)-6-iodopyridine-2-carboxylic acid
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